[INFO] cloning repository https://github.com/meindertduin/rust-8080-emulator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/meindertduin/rust-8080-emulator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmeindertduin%2Frust-8080-emulator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmeindertduin%2Frust-8080-emulator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dde72ffb3f79ef3893de9a91124f42b676e87d05
[INFO] checking meindertduin/rust-8080-emulator against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmeindertduin%2Frust-8080-emulator" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/meindertduin/rust-8080-emulator on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/meindertduin/rust-8080-emulator
[INFO] finished tweaking git repo https://github.com/meindertduin/rust-8080-emulator
[INFO] tweaked toml for git repo https://github.com/meindertduin/rust-8080-emulator written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/meindertduin/rust-8080-emulator already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded minifb v0.19.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 07ef6c210e33e47a57e9022d2d2c4712524e9490717906612b93eaf6f3ddbc8f
[INFO] running `Command { std: "docker" "start" "-a" "07ef6c210e33e47a57e9022d2d2c4712524e9490717906612b93eaf6f3ddbc8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "07ef6c210e33e47a57e9022d2d2c4712524e9490717906612b93eaf6f3ddbc8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07ef6c210e33e47a57e9022d2d2c4712524e9490717906612b93eaf6f3ddbc8f", kill_on_drop: false }`
[INFO] [stdout] 07ef6c210e33e47a57e9022d2d2c4712524e9490717906612b93eaf6f3ddbc8f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fd94695499ba78ec8a61e0ed0887624a26c1b343f29cbc4ef9cf25d2f47d9249
[INFO] running `Command { std: "docker" "start" "-a" "fd94695499ba78ec8a61e0ed0887624a26c1b343f29cbc4ef9cf25d2f47d9249", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr] note: Switching to Edition 2021 will enable the use of the version 2 feature resolver in Cargo.
[INFO] [stderr] This may cause some dependencies to be built with fewer features enabled than previously.
[INFO] [stderr] More information about the resolver changes may be found at https://doc.rust-lang.org/nightly/edition-guide/rust-2021/default-cargo-resolver.html
[INFO] [stderr] When building the following dependencies, the given features will no longer be used:
[INFO] [stderr] 
[INFO] [stderr]   libc v0.2.86 (as host dependency): extra_traits
[INFO] [stderr]   memchr v2.3.4: default, std, use_std
[INFO] [stderr]   regex v1.4.3 (as host dependency): default
[INFO] [stderr]   regex-syntax v0.6.22 (as host dependency): default
[INFO] [stderr] 
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling once_cell v1.6.0
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling regex-syntax v0.6.22
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling bindgen v0.56.0
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling minifb v0.19.2
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling libloading v0.7.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling thread_local v1.1.3
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling nom v6.1.2
[INFO] [stderr]    Compiling wayland-sys v0.27.0
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling clang-sys v1.1.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling wayland-scanner v0.27.0
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling regex v1.4.3
[INFO] [stderr]    Compiling wayland-client v0.27.0
[INFO] [stderr]    Compiling wayland-protocols v0.27.0
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling cexpr v0.4.0
[INFO] [stderr]     Checking xcursor v0.3.3
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]    Compiling env_logger v0.8.3
[INFO] [stderr]     Checking wayland-commons v0.27.0
[INFO] [stderr]     Checking wayland-cursor v0.27.0
[INFO] [stderr]    Compiling xkbcommon-sys v0.7.5
[INFO] [stderr]     Checking xkb v0.2.1
[INFO] [stderr]     Checking rust-8080 v0.1.0 (/tmp/fixit)
[INFO] [stderr]    Migrating src/main.rs from 2018 edition to 2021
[INFO] [stderr]        Fixed src/space_invader.rs (1 fix)
[INFO] [stderr]        Fixed src/cpu.rs (1 fix)
[INFO] [stdout] warning: variable `stored_value` is assigned to, but never used
[INFO] [stdout]    --> src/cpu.rs:271:17
[INFO] [stdout]     |
[INFO] [stdout] 271 |         let mut stored_value = self.memory[address as usize];
[INFO] [stdout]     |                 ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout]     = note: consider using `_stored_value` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `stored_value` is never read
[INFO] [stdout]    --> src/cpu.rs:272:9
[INFO] [stdout]     |
[INFO] [stdout] 272 |         stored_value = value;
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `cma`
[INFO] [stdout]    --> src/cpu.rs:295:8
[INFO] [stdout]     |
[INFO] [stdout] 295 |     fn cma(&mut self) {
[INFO] [stdout]     |        ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `xthl`
[INFO] [stdout]    --> src/cpu.rs:397:8
[INFO] [stdout]     |
[INFO] [stdout] 397 |     fn xthl(&mut self) {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `port0`
[INFO] [stdout]   --> src/space_invader.rs:89:5
[INFO] [stdout]    |
[INFO] [stdout] 89 |     port0: u8,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `stored_value` is assigned to, but never used
[INFO] [stdout]    --> src/cpu.rs:271:17
[INFO] [stdout]     |
[INFO] [stdout] 271 |         let mut stored_value = self.memory[address as usize];
[INFO] [stdout]     |                 ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout]     = note: consider using `_stored_value` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `stored_value` is never read
[INFO] [stdout]    --> src/cpu.rs:272:9
[INFO] [stdout]     |
[INFO] [stdout] 272 |         stored_value = value;
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `cma`
[INFO] [stdout]    --> src/cpu.rs:295:8
[INFO] [stdout]     |
[INFO] [stdout] 295 |     fn cma(&mut self) {
[INFO] [stdout]     |        ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `xthl`
[INFO] [stdout]    --> src/cpu.rs:397:8
[INFO] [stdout]     |
[INFO] [stdout] 397 |     fn xthl(&mut self) {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `port0`
[INFO] [stdout]   --> src/space_invader.rs:89:5
[INFO] [stdout]    |
[INFO] [stdout] 89 |     port0: u8,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 43.01s
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling regex-syntax v0.6.22
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking nom v6.1.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clang-sys v1.1.1
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]     Checking xcursor v0.3.3
[INFO] [stderr]    Compiling regex v1.4.3
[INFO] [stderr]     Checking wayland-cursor v0.27.0
[INFO] [stderr]    Compiling env_logger v0.8.3
[INFO] [stderr]    Compiling bindgen v0.56.0
[INFO] [stderr]    Compiling xkbcommon-sys v0.7.5
[INFO] [stderr]     Checking xkb v0.2.1
[INFO] [stderr]     Checking minifb v0.19.2
[INFO] [stderr]     Checking rust-8080 v0.1.0 (/tmp/fixit)
[INFO] [stdout] warning: variable `stored_value` is assigned to, but never used
[INFO] [stdout]    --> src/cpu.rs:271:17
[INFO] [stdout]     |
[INFO] [stdout] 271 |         let mut stored_value = self.memory[address as usize];
[INFO] [stdout]     |                 ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout]     = note: consider using `_stored_value` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `stored_value` is never read
[INFO] [stdout]    --> src/cpu.rs:272:9
[INFO] [stdout]     |
[INFO] [stdout] 272 |         stored_value = value;
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `stored_value` is assigned to, but never used
[INFO] [stdout]    --> src/cpu.rs:271:17
[INFO] [stdout]     |
[INFO] [stdout] 271 |         let mut stored_value = self.memory[address as usize];
[INFO] [stdout]     |                 ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout]     = note: consider using `_stored_value` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `stored_value` is never read
[INFO] [stdout]    --> src/cpu.rs:272:9
[INFO] [stdout]     |
[INFO] [stdout] 272 |         stored_value = value;
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `cma`
[INFO] [stdout]    --> src/cpu.rs:295:8
[INFO] [stdout]     |
[INFO] [stdout] 295 |     fn cma(&mut self) {
[INFO] [stdout]     |        ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `xthl`
[INFO] [stdout]    --> src/cpu.rs:397:8
[INFO] [stdout]     |
[INFO] [stdout] 397 |     fn xthl(&mut self) {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `port0`
[INFO] [stdout]   --> src/space_invader.rs:89:5
[INFO] [stdout]    |
[INFO] [stdout] 89 |     port0: u8,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `cma`
[INFO] [stdout]    --> src/cpu.rs:295:8
[INFO] [stdout]     |
[INFO] [stdout] 295 |     fn cma(&mut self) {
[INFO] [stdout]     |        ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `xthl`
[INFO] [stdout]    --> src/cpu.rs:397:8
[INFO] [stdout]     |
[INFO] [stdout] 397 |     fn xthl(&mut self) {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `port0`
[INFO] [stdout]   --> src/space_invader.rs:89:5
[INFO] [stdout]    |
[INFO] [stdout] 89 |     port0: u8,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.41s
[INFO] running `Command { std: "docker" "inspect" "fd94695499ba78ec8a61e0ed0887624a26c1b343f29cbc4ef9cf25d2f47d9249", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd94695499ba78ec8a61e0ed0887624a26c1b343f29cbc4ef9cf25d2f47d9249", kill_on_drop: false }`
[INFO] [stdout] fd94695499ba78ec8a61e0ed0887624a26c1b343f29cbc4ef9cf25d2f47d9249